Global Positioning System(GPS)is a satellite navigation system designed to provide instantaneous three-dimensional position infbrmation almost anywhere on the globe at any time, and in any weather .

GPS全球定位系统以其全球性、全天候、实时定位等优点显示出强大的生命力和竞争力，在航空、航天、航海及许多民用领域有着广泛的应用。

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GPS-101 simulation of a global positioning satellite and the production of a specific satellite carrier (SV) and navigation data model to perform this test.

GPS - 101模拟一个全球定位卫星并生产一个特定卫星载体(SV)和导航数据模型来完成这项测试。

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The Global Positioning System (GPS) of U. S is a satellite navigation and position system that now has the best performance , the highest precision of position and it is widely applied in everywhere.

美国全球定位系统GPS是目前性能最完善、定位精度最高、应用最广泛的卫星导航定位系统。

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Each onboard ADS-B set consists of a Global Positioning System satellite navigation unit, two Pentium microprocessors, some software and a radio transmitter-receiver--not much more gear than you would find behind the dash of a new Cadillac.

FORBES: Free flight

We questioned the starry-eyed revenue and expense forecasts for Galileo, a European satellite navigation venture designed to compete with the U.S.' Global Positioning System.

FORBES

She said that US diplomats and scientists should ensure that the Global Positioning System should become the world's standard satellite navigation system.

BBC: Albright marries science and diplomacy